[LinuxBIOS] help

[Narfight]

[e-mail] a écrit :
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> Re: google support: automatic build reports: HOWTO ? (todthgie)
> Re: Store cmos on flash (Russ Whitaker)
>
> Message: 1
> Date: Wed, 14 Mar 2007 20:37:52 +0100
> From: "todthgie" 
> Subject: Re: [LinuxBIOS] google support: automatic build reports:
>    HOWTO ?
> To: 
> Message-ID: 
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
>    reply-type=original
>
> hello all,
>
> sorry about the bad language in this mail, i dont have much time atm.
> I'm quite new to linuxbios(this is my first post to te list), but i find it 
> realy interresting.
> in some time i will start to install it in some machines here starting whit 
> the to be carpc.
> I'm more a hardware engineer that a software one (but i concider firmware 
> almost hardware;-) )
> and i think i can and maybe will design a (new) device for automated testing
>
> This  because i dont realy like to (hot) swap chips. and i think adding 
> support for new board (i have not found one of my boards on the list)
> will not be done i a few builds. So the device for automated building can 
> help greatly with the 'normal' devolopment.
>
> but before i start designing i would like to have some input about what 
> functions the device should have.
>
> at this moment im thinking about the folowing:
> as a minimum savior like way to update the bios, but much better is this
>
> can be done remote
>     im thinking about using the flash chip as a shared memory between a 
> microcontroler and the motherboard (using tristable drivers for arbitrage)
> have a usb to serial convertor so the test server can talk to the
>
> microcontroler.
> maybe include a way to switch the mains voltage to the target computer
> OR / AND inculde a way to switch off the remaining voltage (+5Vsb) of the
>
> atx power supply (this is easy)
>       and prevent the mother board from switching on the atx PSU.
> monitor at least some core functions of the target device (power supply
>
> voltage ect) to report state to the host.
>
> maybe relay the serial debug console of the target to the host.
>
> of cource als schematics/layouts/Ucfirmware will be public.
>
> i have no idea of i price yet. but i hope to come up with something that
>
> can do a lost for not too much money.
>
> furthermore i would like to know what kind of bios chips are around on 
> motherboards.. i know of the following:
>
> Prom like flash devices in DIP or PLCC or SOIC packages that have Address, 
> Data and Control (CE/RD/WR) busses
> Disk on Chip Millenium combo devices that combine a flash 'disk' with a 
> 'bios'
>
> Greetings
> Reinder de Haan
> The Netherlands
>
> ----- Original Message ----- 
> From: "Peter Stuge" 
> To: 
> Sent: Wednesday, March 14, 2007 19:14
> Subject: Re: [LinuxBIOS] google support: automatic build reports: HOWTO ?
> > On Wed, Mar 14, 2007 at 05:44:12PM +0100, Stefan Reinauer wrote:
> > > It might be an interesting idea to integrate the bios savior into
> > > the circuit as well, as IOSS does not produce the bios savior
> > > anymore.
> >
> > No doubt the way to go.
> >
> > //Peter
>
> Message: 2
> Date: Wed, 14 Mar 2007 17:39:12 -0700 (PDT)
> From: Russ Whitaker 
> Subject: Re: [LinuxBIOS] Store cmos on flash
> To: Peter Stuge 
> Cc: [e-mail]
> Message-ID: 
> Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
>
> On Wed, 14 Mar 2007, Peter Stuge wrote:
> > Hi Thomas,
> >
> > On Wed, Mar 14, 2007 at 12:53:09PM +0100, Thomas Ekstrand (AL/EAB) wrote:
> > > > Is there a way to store cmos settings in the BIOS flash chip?
> >
> > Nothing prepared, no. Of course you could put defaults into code for
> > your particular target.
> > > > Or is there another way of resolving the issue of an unpowered
> > > > cmos? (no battery)
>
> Another issue: the cmos is the hardware clock. With a battery, it keeps
> running while the box is powered down.
> russ
>
>
>
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> End of linuxbios Digest, Vol 25, Issue 61